The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 2022
Filed:
Apr. 07, 2020
Applicant:
SK Hynix Inc., Icheon-si, KR;
Inventor:
Yun Hui Yang, Cheongju-si, KR;
Assignee:
SK hynix Inc., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14607 (2013.01); H01L 27/1463 (2013.01); H01L 27/14621 (2013.01);
Abstract
Designs of image sensors by including at least one grid structure extending in rows and columns of a pixel array including a plurality of imaging pixels arranged in rows and columns and structured to separate the imaging pixels from one another, the grid structure including a low-index material or an air to provide optical isolation between two adjacent imaging pixels, and a plurality of holes respectively formed at crossing points of the grid structures.